d d (2 + re(x))*--(re(x)) + --(im(x))*im(x) dx dx --------------------------------------- |x + 2|
2 / d d \ 2 2 2 2 |(2 + re(x))*--(re(x)) + --(im(x))*im(x)| /d \ /d \ d d \ dx dx / |--(im(x))| + |--(re(x))| + (2 + re(x))*---(re(x)) + ---(im(x))*im(x) - ------------------------------------------ \dx / \dx / 2 2 2 dx dx |2 + x| -------------------------------------------------------------------------------------------------------------------- |2 + x|
/ 2 2 2 2 \ 3 / d d \ |/d \ /d \ d d | / d d \ 3*|(2 + re(x))*--(re(x)) + --(im(x))*im(x)|*||--(im(x))| + |--(re(x))| + (2 + re(x))*---(re(x)) + ---(im(x))*im(x)| 3 3 3*|(2 + re(x))*--(re(x)) + --(im(x))*im(x)| 2 2 \ dx dx / |\dx / \dx / 2 2 | d d \ dx dx / d d d d \ dx dx / (2 + re(x))*---(re(x)) + ---(im(x))*im(x) + -------------------------------------------- + 3*--(im(x))*---(im(x)) + 3*--(re(x))*---(re(x)) - --------------------------------------------------------------------------------------------------------------------- 3 3 4 dx 2 dx 2 2 dx dx |2 + x| dx dx |2 + x| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |2 + x|